151056115666 has 8 divisors (see below), whose sum is σ = 228104873100. Its totient is φ = 75021157968.

The previous prime is 151056115657. The next prime is 151056115681. The reversal of 151056115666 is 666511650151.

It can be written as a sum of positive squares in 2 ways, for example, as 148436825625 + 2619290041 = 385275^2 + 51179^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253449561 + ... + 253450156.

Almost surely, 2^151056115666 is an apocalyptic number.

151056115666 is a deficient number, since it is larger than the sum of its proper divisors (77048757434).

151056115666 is a wasteful number, since it uses less digits than its factorization.

151056115666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506899868.

The product of its (nonzero) digits is 162000, while the sum is 43.

The spelling of 151056115666 in words is "one hundred fifty-one billion, fifty-six million, one hundred fifteen thousand, six hundred sixty-six".